using FluentValidation;
using MealPlan.Api.DTOs.Diet;

namespace MealPlan.Api.Validators;

public class UserDailyGoalsValidator : AbstractValidator<UserDailyGoalsDto>
{
    public UserDailyGoalsValidator()
    {
        RuleFor(x => x.CalorieGoal).GreaterThanOrEqualTo(0).When(x => x.CalorieGoal.HasValue);
        RuleFor(x => x.ProteinGoalG).GreaterThanOrEqualTo(0).When(x => x.ProteinGoalG.HasValue);
        RuleFor(x => x.FatGoalG).GreaterThanOrEqualTo(0).When(x => x.FatGoalG.HasValue);
        RuleFor(x => x.CarbsGoalG).GreaterThanOrEqualTo(0).When(x => x.CarbsGoalG.HasValue);
        RuleFor(x => x.WaterGoalMl).GreaterThan(0).When(x => x.WaterGoalMl.HasValue);
    }
}

public class LogMealValidator : AbstractValidator<LogMealDto>
{
    public LogMealValidator()
    {
        RuleFor(x => x.MealCategory).InclusiveBetween(0, 4);
        RuleFor(x => x.Portions).GreaterThan(0);
        RuleFor(x => x.Name).MaximumLength(255).When(x => x.Name != null);
        RuleFor(x => x)
            .Must(x => x.RecipeId.HasValue || (x.CatalogItemId.HasValue && x.Grams is > 0) || !string.IsNullOrWhiteSpace(x.Name))
            .WithMessage("Provide recipeId, catalogItemId with grams, or name.");
        RuleFor(x => x.Grams).GreaterThan(0).When(x => x.CatalogItemId.HasValue);
        RuleFor(x => x.Calories).GreaterThanOrEqualTo(0).When(x => x.Calories.HasValue);
    }
}

public class LogDrinkValidator : AbstractValidator<LogDrinkDto>
{
    public LogDrinkValidator()
    {
        RuleFor(x => x.VolumeMl).GreaterThan(0);
        RuleFor(x => x.Name).MaximumLength(255).When(x => x.Name != null);
        RuleFor(x => x)
            .Must(x => x.DrinkCatalogId.HasValue || !string.IsNullOrWhiteSpace(x.Name))
            .WithMessage("Provide either drinkCatalogId or name.");
        RuleFor(x => x.Calories).GreaterThanOrEqualTo(0).When(x => x.Calories.HasValue);
    }
}

public class CreateDietReminderValidator : AbstractValidator<CreateDietReminderDto>
{
    public CreateDietReminderValidator()
    {
        RuleFor(x => x.ReminderType).InclusiveBetween(0, 3);
        RuleFor(x => x.Title).NotEmpty().MaximumLength(120);
        RuleFor(x => x.Message).MaximumLength(500).When(x => x.Message != null);
        RuleFor(x => x.DaysOfWeekMask).InclusiveBetween(1, 127);
        RuleFor(x => x.MealCategory).InclusiveBetween(0, 4).When(x => x.MealCategory.HasValue);
    }
}

public class UpdateDietReminderValidator : AbstractValidator<UpdateDietReminderDto>
{
    public UpdateDietReminderValidator()
    {
        Include(new CreateDietReminderValidator());
    }
}